Refer previous year cutoff of Nirma University B.Tech Cutoff 2019 with the given link.

https://engineering.careers360.com/articles/nirma-university-btech-admissions

As per the previous year cutoff the chances are very less to get a seat in Nirma University with JEE Score.

But you can take admission through GUJCET into Nirma University.

So perform well in GUJCET you can also get GUJCET cutoff from here

https://engineering.careers360.com/articles/nirma-university-btech-admissions

To know your admission chances in JOSSA counseling & State counseling, You can use JEE Main college Predictor tool.

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Thank You